Overall Green Tropical Cyclone alert for SEVENTEEN-21 Off-shore from 02 Sep 2021 00:00 UTC to 03 Sep 2021 18:00 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

Overall Green alert Tropical Cyclone for SEVENTEEN-21

Off-shore

Event summary

Tropical Cyclone SEVENTEEN-21 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID	TC 1000822
Name	SEVENTEEN-21
From - To	02 Sep - 03 Sep
Exposed countries	Off-shore
Exposed population	No people in Category 1 or higher
Maximum wind speed	56 km/h Tropical depression
Maximum storm surge
Vulnerability	--

GDACS Score

For more info on GDACS alert score click here.

	Wind	Storm surge	Rainfall	GDACS score
GDACS JTWC	n.a	0 m	n.a.	0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF	101 km/h	0.3 m	410 mm	0.5
GFS	79 km/h	0.4 m	189 mm	0.5
ECMWF	79 km/h	0.3 m	199 mm	0.5

Maximum expected impact (wind, storm surge and rainfall) using different data sources.

Virtual OSOCC

Meteo assessment

Satellite products

Analytical products

Detailed event map. European Union, 2025. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

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Terra satellite confirms Paulette’s second post-tropical transition 8/30/2021 6:47:00 PM.

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City of Malolos placed under state of calamity 8/3/2021 3:19:00 AM.

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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Analytical products

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (40), INFORM (1), (1),

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